000 00382nam a2200133Ia 4500
008 100324s9999 xx 000 0 und d
100 _aHellerman H
245 _aDigital Computer Systems Principles '73
260 _bTata McGraw Hill
_aNew Delhi
300 _a,
650 _aCOMPUTER SCIENCE
942 _cBK
_2ddc
999 _c68382
_d68382